| Date | IP Address |
| 2018-03-27 | 23.222.74.167 (ClassC) |
| 2018-10-19 | 23.220.250.239 (ClassC) |
| 2019-12-22 | 23.202.234.226 (ClassC) |
| 2023-10-31 | 23.200.56.137 (ClassC) |
| 2023-12-23 | 23.36.53.220 (ClassC) |
| 2024-07-11 | 104.97.45.151 (ClassC) |
| 2024-10-02 | 104.71.214.49 (ClassC) |
| 2024-12-06 | 23.218.186.24 (ClassC) |
| 2024-12-24 | 184.31.198.29 (ClassC) |
| 2025-02-08 | 23.192.213.138 (ClassC) |
| 2025-03-20 | 104.100.168.146 (ClassC) |
| 2025-12-13 | 23.192.230.150 (ClassC) |
| 2025-12-30 | 23.41.4.7 (ClassC) |
| 2026-02-11 | 23.192.230.139 (ClassC) |
| Date | Domain | IP |
| img2.groupon.jp | 2024-03-22 | 23.222.144.79 |
| staging.groupon.jp | 2023-08-25 | 23.37.223.127 |
| m.groupon.jp | 2024-09-03 | 23.32.75.165 |
| info.groupon.jp | 2025-12-25 | 104.96.203.27 |
| shop.groupon.jp | 2024-09-22 | 184.31.198.29 |
| merchants.groupon.jp | 2024-10-28 | 23.55.168.192 |
| uat.groupon.jp | 2025-12-30 | 50.115.209.79 |
| www.groupon.jp | 2023-10-31 | 23.200.56.137 |